Home / 6,380.60-9,561.51-5,598.68

Finding the Fourth Proportional to 6,380.60, 9,561.51 and 5,598.68

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Solution

The fourth proportional to 6,380.60, 9,561.51 and 5,598.68 is: 8,389.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,380.60 : 9,561.51 = 5,598.68 : x
  2. Step 2: Convert to fraction form
    6,380.60/9,561.51 = 5,598.68/x
  3. Step 3: Cross multiply
    6,380.60x = 9,561.51 × 5,598.68
  4. Step 4: Simplify right side
    6,380.60x = 53,531,787.00
  5. Step 5: Solve for x
    x = 53,531,787.00/6,380.60
  6. Step 6: Final answer
    x = 8,389.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.